n: 30 m: 328 packed: 10 density: 0 nodes: 0 solveTime: 3810 buildTime: 70 solved: true
{0,5,18}
{1,3,9}
{2,4,19}
{6,20,25}
{7,24,26}
{8,12,28}
{10,22,27}
{11,15,17}
{13,16,29}
{14,21,23}